plzz help.................. ..
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Answered by
1
Step-by-step explanation:
the question can be written as
(70/11)²-(51/11)2
using a²-b²=(a-b)(a+b)
(70/11+51/11)(70/11-51/11)
(121/11)(19/11)
=121*19/11*11
121*19/121
=19
Answered by
0
Answer:
Your answer is _______ 19
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